import javax.swing.table.TableModel;

public abstract class TableSortDecorator extends
        TableModelDecorator {
    // Extensions of TableSortDecorator must implement the
    // abstract sort method, in addition to tableChanged. The
    // latter is required because TableModelDecorator
    // implements the TableModelListener interface.
    abstract public void sort(int column);

    public TableSortDecorator(TableModel realModel) {
        super(realModel);
    }
}
